Add Github Actions workflow #1

	name: Deploy to GitHub Pages

	on:
	# 每次推送到 main 分支时触发
	push:
	branches: [ main ]
	# 允许在 Actions 页面手动触发
	workflow_dispatch:

	# 设置权限，允许 Actions 修改 GitHub Pages
	permissions:
	contents: read
	pages: write
	id-token: write

	# 这是一个并发组配置，防止同时推两次导致冲突
	concurrency:
	group: "pages"
	cancel-in-progress: false

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout your repository using git
	uses: actions/checkout@v4

	- name: Install, build, and upload your site
	uses: withastro/action@v2
	# with:
	# path: . # 如果你的 astro 项目不在根目录，可以在这里修改
	# package-manager: npm # 通常会自动检测，如果报错可以手动指定

	deploy:
	needs: build
	runs-on: ubuntu-latest
	environment:
	name: github-pages
	url: ${{ steps.deployment.outputs.page_url }}
	steps:
	- name: Deploy to GitHub Pages
	id: deployment
	uses: actions/deploy-pages@v4

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